Basic Calculations; Toggling Calculation Results - Casio FX-100AU PLUS User Manual

Basic Calculations

Use the key to enter the COMP Mode when you want to perform
basic calculations.

Toggling Calculation Results

Each press of will toggle the currently displayed calculation result
between its decimal form and fraction form.
Example 1: 1 ÷ 5 = 0.2 =
Example 2: 1 ÷ 5 = 0.2 =
4
Example 3: 1 - =
5
Important!
• With certain calculation results, pressing the
value.
• You cannot switch from decimal form to mixed fraction form if the total number of digits
used in the mixed fraction (including integer, numerator, denominator, and separator
symbols) is greater than 10.
1
(MthIO-LineO)
5
1
1
(LineIO)
5
1
1
= 0.2 (LineIO)
5
1 4
21
(COMP)
5
5
5
key will not convert the displayed
1
0.2
5
0.2 1 5
1 5 0.2